- ADO.NET’s disconnected data architecture
- allows the database connection to be closed after each operation
- What does the following SQL statement add to the Terms table?
- Insert Into Terms (TermsDueDays) Values (90)
- A row with a value of 90 for the TermsDueDays column
- A join that returns records from related tables only if their related fields match is called
- an inner join
- Concurrency occurs when
- two or more users retrieve and then try to update data in the same row of a table at the same time
- The most common type of relationship between tables in a relational database is a _ relationship
- one to many relationship
- When you use the .NET data provider objects to retrieve data from a database, you can store the data in an object called a
- dataset
- What is the primary function of a data adapter?
- To manage the flow of data between a client program and a database
- Which of the following can a Select statement not do?
- Modify selected data
- The result set retrieved by the following Select statement contains records that have
- Select Balance, Number
- From Accounts
- Where Balance < 0
- two of the columns from the Accounts table from all of the rows where Balance is less than 0
- What type of concurrency does ADO.NET use by default to check whether a row has changed before an update or delete operation is performed?
- optimistic
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